What are knockout roses?

Answer The knockout rose, a rose specially bred for both beauty and durability, has proven itself a versatile and popular bloom since its introduction in 2000.OriginWilliam Radler created the first knocko... Read More »

Top Q&A For: What are knockout roses

How much sun do knockout roses need?

Knockout roses, for optimum health and longevity, need at least 5 hours of sunlight per day.Source:Pink Knockout RoseConard-Pyle: Frequently Asked Questions

When do I fertilize Knockout roses?

The Knock Out rose is a variety that was created to be resistant to rose black spot disease. The rose bush should be fertilized every six weeks during the summer growing season starting in late spr... Read More »

Do knockout roses need to be pruned?

On One Hand: Ease of CareKnockout roses a low-maintenance shrub rose. It is not necessary to prune these types of roses in their first year of growth. Even in the following years, only prune when ... Read More »

Who first patented the knockout roses?

The Knock Out rose (Rosa radrazz) made its debut on the rose circuit in 2000. A garden hybrid made from two patented rose species, the Knock Out rose was bred by William J. Radler.Source:Floridata:... Read More »